chelsea7768
chelsea7768
20-01-2015
Mathematics
contestada
-(x-10)=7
solve for x and show work.
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luana
luana
20-01-2015
[tex] -(x-10)=7 \ \ \ \ | omit\ the\ bracket\\\\ -x+10=7\ \ \ \ | subtract\ 10\\\\ -x=-3\ \ \ | multiply\ by\ -1\\\\ x=3[/tex]
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Kman15SB
Kman15SB
20-01-2015
X=3 because -(3-10)= 7
you add the opposite of the opposite of 3 :D
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